package com.cty.service;

import com.cty.pojo.User;

import java.util.List;

/**
 * @Auther: cty
 * @Date: 2020/3/5 22:08
 * @Description: 业务层接口
 * @version: 1.0
 */
public interface UserService {
    List<User> showAll();
}
